Home / 9,848.77-13,578.66-7,019.35

Finding the Fourth Proportional to 9,848.77, 13,578.66 and 7,019.35

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Solution

The fourth proportional to 9,848.77, 13,578.66 and 7,019.35 is: 9,677.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,848.77 : 13,578.66 = 7,019.35 : x
  2. Step 2: Convert to fraction form
    9,848.77/13,578.66 = 7,019.35/x
  3. Step 3: Cross multiply
    9,848.77x = 13,578.66 × 7,019.35
  4. Step 4: Simplify right side
    9,848.77x = 95,313,367.07
  5. Step 5: Solve for x
    x = 95,313,367.07/9,848.77
  6. Step 6: Final answer
    x = 9,677.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.